Is Taro Root high glycemic? Taro root and Diabetes

Taro root, is one of my favorite food items. It is also known as kachalu or arbi/arvi in India and forms a part of edible roots. Taro root and diabetes, is it a good pair? Let’s find out…

“Aalu Kachalu dono so rahe they…”


Table showing nutritional facts of 100g of taro root (kachalu/arvi/arbi)

Glycemic index18
Saturated fats0g
Carbohydrates26.5g (0.4g sugar & 4.1g fibers)9% (16%)

Glycemic index and Glycemic load (taro root and diabetes)

Taro root is a food item with one of the lowest values of GI. At the value of 18, the GI of taro root is in line with the guidelines for diabetics.

The lgycemic load of 100g of taro root is 18*26.5/100 = 4.77, thus the serving size can be increased to 200g. 

There are various to cook taro root such as boiling or frying. However, when you talk about taro root and diabetes, you need to optimize the cooking method so that it does not have negative implications on your body.


Proteins and Fats

The protein content in taro root is at 1.5g which is approximately 3% of the recommended daily intake. Thus, it won’t affect the kidney function at this quantity and isn’t a topic of concern for those who are thinking about taro root and diabetes.


Vitamin B6 14% of RDA | Deficiency of vitamin B6 leads to reduction in circulating levels of insulin mainly caused by deficiency induced degenerative changes in the beta cells of pancreas which are the insulin secreting cells of the pancreas.

Vitamin E 12% of RDA | Vitamin E transiently improves the insulin resistance, thus making vitamin E not so cool vitamin for diabetics. However, it does improve the oxidative stress which further helps protect from tissue damage. (R) (R)

Manganese 19% of RDA | A scientific study shows that manganese has some role to play in maintaining blood glucose balance and even the function of kidneys. However, the mechanism behind this is yet unknown. (R)

Potassium 17% of RDA |Potassium itself has no role to play directly on diabetes parameters. However, diabetics who have kidney disease need to regulate potassium intake to avoid too much or too less of potassium in the body.

Kachalu is my favorite food item, do you like eating taro root? What do you think about taro root and diabetes? Comment below…


Hey there, I'm a final year undergrad medical student at Sir Seewoosagur Ramgoolam Medical College (SSRMC), Mauritius.

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  1. Pingback: Is it OK for diabetics to eat tomatoes? Tomato and Diabetes | Diabetics Today

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